Home / 442,290,454.50-610,581,797.20-275,080,613.88

Finding the Fourth Proportional to 442,290,454.50, 610,581,797.20 and 275,080,613.88

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Solution

The fourth proportional to 442,290,454.50, 610,581,797.20 and 275,080,613.88 is: 379,748,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,290,454.50 : 610,581,797.20 = 275,080,613.88 : x
  2. Step 2: Convert to fraction form
    442,290,454.50/610,581,797.20 = 275,080,613.88/x
  3. Step 3: Cross multiply
    442,290,454.50x = 610,581,797.20 × 275,080,613.88
  4. Step 4: Simplify right side
    442,290,454.50x = 167,959,215,597,729,664
  5. Step 5: Solve for x
    x = 167,959,215,597,729,664/442,290,454.50
  6. Step 6: Final answer
    x = 379,748,678.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.